Daikin ERLA03DAV3, Руководство по установке для специалистов, Страница: 104 / 192

9 | Configuration
Installer reference guide
104
ERLA EHFZ03S18DJ3V
Daikin Altherma 3 R F
4P596821-1A – 2020.05
a
b
d e
f
c
g
b
c
a Space heating control (user interface)
b OFF
c ON
d LWT temperature
e Actual
f Desired
g Pump operation
Request :
Pump operation based on request.
Example: Using a room thermostat creates a thermo ON/OFF condition. When
there is no demand, the pump is OFF.
Remark: Request is NOT available in leaving water temperature control.
a
d
e
b
b
c
b c
c
a Space heating control (user interface)
b OFF
c ON
d Heating demand (by ext. RT or RT)
e Pump operation
NOTICE
Water pipe freeze prevention. Even if you turn OFF the leaving water temperature
(main + additional) control via the home pages ( LWT main + LWT add ), water pipe
freeze prevention –if enabled– will remain active.
9.2.3 Quick wizard: Options
DHW pump
# Code Description
[A.2.2.A] [D-02] DHW pump :
▪ 0 ( No ) NOT installed.
▪ 1 ( Secondary rtrn ): Installed for instant hot
water when water is tapped. The end-user sets
the operation timing (weekly schedule time) of
the domestic hot water pump when it should
run. Control of this pump is possible through
the outdoor unit.
▪ 2 ( Disinf. shunt ): Installed for disinfection.
It runs when the disinfection function of the
domestic hot water tank is running. No further
settings are needed.
See also illustrations below.
See also:
▪ "5.3.4 DHW pump for instant hot water" [
4
28]